Expanded keyboard



FIG. 1 is a perspective view of an expanded keyboard according to the invention;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right end elevational view thereof;

FIG. 5 is a left end elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines are shown for illustrative purposes only and form no part of the claimed design. 

The ornamental design for an expanded keyboard, as shown and described. 